Report a problem with a plasmid

We apologize if you have experienced an issue using a plasmid that you received from Addgene.

As a non-profit plasmid repository, we are unable to functionally test the plasmids we distribute and cannot troubleshoot problems with transfection, protein expression, or other functional issues. We recommend consulting the publication associated with the plasmid for additional information.

We will be happy to address any DNA sequence integrity concerns that you might have. Please send an email to help@addgene.org and include the following information: